Nance, John J. Skyhook / John J. Nance - 451 pages Dr. Ben Coles investigates suspicions that his new airplane safety technology has been sabotaged, while pilot's daughter April Rosen tries to figure out what caused her father's near-collision in midair. ISBN: 0399149805 Subjects--Topical Terms: Aeronautics--Safety measures--Fiction Index Terms--Genre/Form: Suspense fiction Dewey Class. No.: Fic